AccountRoomList keyboard up/down

Item activation or proper scrolling not reimplemented yet

src/gui/Base/HListView.qml

@@ -9,11 +9,12 @@ ListView {
     currentIndex: -1
     keyNavigationWraps: true
     highlightMoveDuration: theme.animationDuration
+    highlightResizeDuration: theme.animationDuration
 
     // Keep highlighted delegate at the center
     highlightRangeMode: ListView.ApplyRange
-    preferredHighlightBegin: height / 2 - currentItemHeight
+    preferredHighlightBegin: height / 2 - currentItemHeight / 2
-    preferredHighlightEnd: height / 2 + currentItemHeight
+    preferredHighlightEnd: height / 2 + currentItemHeight / 2
 
     maximumFlickVelocity: 4000
 
@@ -65,11 +66,8 @@ ListView {
 
 
     property bool allowDragging: true
-
     property alias cursorShape: mouseArea.cursorShape
-
+    property int currentItemHeight: currentItem ? currentItem.height : 0
-    readonly property int currentItemHeight:
-        currentItem ? currentItem.height : 0
 
 
     Connections {

src/gui/MainPane/AccountRoomsDelegate.qml

@@ -17,6 +17,10 @@ Column {
         roomList.model.count < 1 &&
         ! utils.filterMatches(mainPane.filter, model.display_name)
 
+    readonly property alias account: account
+    readonly property alias collapsed: account.collapsed
+    readonly property alias roomList: roomList
+
 
     Account {
         id: account
@@ -63,6 +67,8 @@ Column {
             userId: delegate.userId
         }
 
+        highlight: null  // managed by the AccountRoomsList
+
         Behavior on height { HNumberAnimation {} }
     }
 }

src/gui/MainPane/AccountRoomsList.qml

@@ -14,15 +14,97 @@ HListView {
         height: childrenRect.height
     }
 
+    highlightFollowsCurrentItem: false
+    currentItemHeight:
+        selectedRoom ? selectedRoom.height :
+        currentItem ? currentItem.account.height : 0
+
+    highlight: Rectangle {
+        y:
+            selectedRoom ?
+            currentItem.y + currentItem.account.height +
+            currentItem.roomList.currentItem.y :
+            currentItem.y
+
+        width: mainPaneList.width
+        height:
+            selectedRoom ?
+            currentItem.roomList.currentItem.height :
+            currentItem.account.height
+
+        color: theme.controls.listView.highlight
+
+        Behavior on y { HNumberAnimation {} }
+        Behavior on height { HNumberAnimation {} }
+    }
+
+
+    readonly property Room selectedRoom:
+        currentItem ? currentItem.roomList.currentItem : null
+
 
     function previous(activate=true) {
+        let currentAccount = currentItem
+
+        // Nothing is selected
+        if (! currentAccount) {
             decrementCurrentIndex()
-        if (activate) activateLimiter.restart()
+            return
+        }
+
+        let roomList = currentAccount.roomList
+
+        // An account is selected
+        if (! roomList.currentItem) {
+            decrementCurrentIndex()
+            // Select the last room of the previous account that's now selected
+            currentItem.roomList.decrementCurrentIndex()
+            return
+        }
+
+        // A room is selected
+        const selectedIsFirst = roomList.currentIndex === 0
+        const noRooms         = roomList.count === 0
+
+        if (currentAccount.collapsed || selectedIsFirst || noRooms) {
+            // Have the account itself be selected
+            roomList.currentIndex = -1
+        } else {
+            roomList.decrementCurrentIndex()
+        }
     }
 
     function next(activate=true) {
+        const currentAccount = currentItem
+
+        // Nothing is selected
+        if (! currentAccount) {
             incrementCurrentIndex()
-        if (activate) activateLimiter.restart()
+            return
+        }
+
+        const roomList = currentAccount.roomList
+
+        // An account is selected
+        if (! roomList.currentItem) {
+            if (currentAccount.collapsed || roomList.count === 0) {
+                incrementCurrentIndex()
+            } else {
+                roomList.incrementCurrentIndex()
+            }
+            return
+        }
+
+        // A room is selected
+        const selectedIsLast = roomList.currentIndex >= roomList.count - 1
+        const noRooms        = roomList.count === 0
+
+        if (currentAccount.collapsed || selectedIsLast || noRooms) {
+            roomList.currentIndex = -1
+            mainPaneList.incrementCurrentIndex()
+        } else {
+            roomList.incrementCurrentIndex()
+        }
     }
 
     function activate() {
@@ -31,42 +113,20 @@ HListView {
 
     function accountSettings() {
         if (! currentItem) incrementCurrentIndex()
-
+        currentItem.roomList.currentIndex = -1
-        pageLoader.showPage(
+        currentItem.account.activated()
-            "AccountSettings/AccountSettings",
-            {userId: currentItem.item.delegateModel.user_id},
-        )
     }
 
     function addNewChat() {
         if (! currentItem) incrementCurrentIndex()
-
+        currentItem.roomList.currentIndex = -1
-        pageLoader.showPage(
+        currentItem.account.activated()
-            "AddChat/AddChat",
-            {userId: currentItem.item.delegateModel.user_id},
-        )
     }
 
     function toggleCollapseAccount() {
         if (mainPane.filter) return
-
         if (! currentItem) incrementCurrentIndex()
-
+        currentItem.account.toggleCollapse()
-        if (currentItem.item.delegateModel.type === "Account") {
-            currentItem.item.toggleCollapse()
-            return
-        }
-
-        for (let i = 0;  i < model.source.length; i++) {
-            let item = model.source[i]
-
-            if (item.type === "Account" && item.user_id ==
-                currentItem.item.delegateModel.user_id)
-            {
-                currentIndex = i
-                currentItem.item.toggleCollapse()
-            }
-        }
     }